Question

Five years ago mean age of a family was 25 years. What is the present mean age of the family?​

Answer 1

Answer:

30

Step-by-step explanation:

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Answer 2

Answer: 30 years

Step-by-step explanation:

Now after 5 years, each person is older by 5 years i.e, each person's age is added with 5 years. Now let the new mean be Xn.

∴The present mean age of the family is 30 years.